import 'package:flutter/material.dart';
import 'package:my_widget/widgets.dart';
import 'dart:async';

void main() => runApp(new MyApp());

class MyApp extends StatelessWidget {
  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return new MaterialApp(
      title: 'Flutter Demo',
      theme: new ThemeData(
        // This is the theme of your application.
        //
        // Try running your application with "flutter run". You'll see the
        // application has a blue toolbar. Then, without quitting the app, try
        // changing the primarySwatch below to Colors.green and then invoke
        // "hot reload" (press "r" in the console where you ran "flutter run",
        // or press Run > Flutter Hot Reload in IntelliJ). Notice that the
        // counter didn't reset back to zero; the application is not restarted.
        primarySwatch: Colors.blue,
      ),
      home: new MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  MyHomePage({Key key, this.title}) : super(key: key);

  // This widget is the home page of your application. It is stateful, meaning
  // that it has a State object (defined below) that contains fields that affect
  // how it looks.

  // This class is the configuration for the state. It holds the values (in this
  // case the title) provided by the parent (in this case the App widget) and
  // used by the build method of the State. Fields in a Widget subclass are
  // always marked "final".

  final String title;

  @override
  _MyHomePageState createState() => new _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  int _counter = 0;

  void _incrementCounter() {
    setState(() {
      // This call to setState tells the Flutter framework that something has
      // changed in this State, which causes it to rerun the build method below
      // so that the display can reflect the updated values. If we changed
      // _counter without calling setState(), then the build method would not be
      // called again, and so nothing would appear to happen.
      _counter++;
    });
  }

  @override
  Widget build(BuildContext context) {
    // This method is rerun every time setState is called, for instance as done
    // by the _incrementCounter method above.
    //
    // The Flutter framework has been optimized to make rerunning build methods
    // fast, so that you can just rebuild anything that needs updating rather
    // than having to individually change instances of widgets.
    return new Scaffold(
      appBar: new AppBar(
        // Here we take the value from the MyHomePage object that was created by
        // the App.build method, and use it to set our appbar title.
        title: new Text(widget.title),
      ),
      body: new Padding(
        padding:EdgeInsets.only(top:100.0,bottom: 100.0),
        // Center is a layout widget. It takes a single child and positions it
        // in the middle of the parent.
        child:new Center(
          child:new Column(
            mainAxisAlignment: MainAxisAlignment.spaceEvenly,
            crossAxisAlignment: CrossAxisAlignment.center,
            children: <Widget>[
              new Text(
                'You have pushed the button this many times:',
              ),
              new Text(
                '$_counter',
                style: Theme.of(context).textTheme.display1,
              ),
              new MyButton(
                title:"测试按钮",
                enable: true,
                icon:new Icon(Icons.home,color:Colors.white,size:18.0),
                flex: true,
                onTap: (){
                  showMyToastDialog(context,"点击",
                    icon:new Icon(Icons.cake,color:Colors.grey,size:28.0),
                    duration: Duration(seconds:3)
                  );
                },
              ),
              new MyButton.fromTheme(
                title:"弹窗测试",
                enable: true,
                theme: MyThemeData.warnButton,
                onTap: (){
                  showMyAlertDialog(context,title:'标题',content:'您确定要删除好友？').then((bool isOk){
                    if(isOk)
                      print('点击了确定');
                    else
                      print('点击了取消');
                  });
                },
              ),
              new MyButton.fromTheme(
                title:"测试按钮",
                enable: true,
                theme: MyThemeData.normalButtonBolder,
                onTap: (){
                  print("点击按钮");
                },
              ),              
              new RaisedButton(
                child:Text("test"),
                onPressed:(){

                }
              )
            ],
          ),
        ),
      ),
      floatingActionButton: new FloatingActionButton(
        onPressed: _incrementCounter,
        tooltip: 'Increment',
        child: new Icon(Icons.add),
      ), // This trailing comma makes auto-formatting nicer for build methods.
    );
  }
}
